The new model has a Flare added to increase the flow. The lightest, most portable sluice available. Great for backpacking. Made of polypropylene plastic with 2 ABS plastic Hungarian riffle systems with miners moss pads. The entire unit weighs less than 3 pounds. Custom corrugation molded into the plastic, traps gold making recovery awesome and setup a breeze. The E-Z sluice is black, 2 1/2 inches deep, 24 inches long and 7 inches wide.